1、【题目】 Communication is one of the most important bonds that hold cultural systems together.
选项：
A.obligations
B.qualities
C.links
D.needs
答案：
C
解析：
暂无解析
1、【题目】Withtheacquisitionofsmallercompaniesbylargerones,the1960'ssawawaveofnewconglomerates.
选项：
A.surge
B.handful
C.suspension
D.dissolution分解
答案：
解析：
1、【题目】The Salk vaccine is a major factor in the fight to eradicate polio.
选项：
A.completelydestroy
B.carefullydisguise
C.sustain
D.contain
答案：
A
解析：
暂无解析
1、【题目】Insectpestsareamongtheleadingcausesofcropfailure.
选项：
A.expected
B.chief
C.natural
D.least
答案：
解析：
1、【题目】Blue－green algae grow abundantly in salt marshes.
选项：
A.primarily
B.slowly
C.onplants(cultivate)
D.ingreatnumbers
答案：
D
解析：
暂无解析
1、【题目】ThefuturesurvivalofthebaldeagleisstillanimportantAmericanecologicalconcern.
选项：
A.migration
B.population
C.existence
D.evolution
答案：
解析：
1、【题目】Incalculatingthedailycalorierequirementsforanindividual,variationsinbodysize,physicalactivity,andageshouldbetakenintoaccount.
选项：
A.numbered
B.stabilized
C.contrasted
D.considered
答案：
解析：
1、【题目】HowmanypeopleareawarethatadancerwiththeNewYorkCityBallettypicallywearsoutaminimumoftwohundredpairsoftoeshoesperyear?
选项：
A.only
B.exactly
C.atleast
D.fewerthan
答案：
解析：
1、【题目】Bats fly, rather than glide, and thus are the only mammals capable of true flight.
选项：
A.straight
B.safe
C.real
D.rapid
答案：
C
解析：
暂无解析
1、【题目】 Formulated in 1823, the Monroe Doctrine asserted that the Americas were no longer open to European colonization.
选项：
A.emphaticallystated
B.belligerently(aggressively)argued
C.accentuated(emphasize)
D.entreated恳求（implore,plea,invoke）
答案：
A
解析：
暂无解析
1、【题目】Peoplewhodonotsleepenoughtendtobecomeirritable.
选项：
A.easilyannoyed
B.ill
C.weary
D.stiffandsore
答案：
解析：
1、【题目】The fear of smallpox, which terrorized the eighteenth century, has no analogy(likeness) today.
选项：
A.occurrence
B.remnants残留物
C.witnesses
D.parallel
答案：
D
解析：
暂无解析
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